[SWC-1054] Add file handle related methods to Synapse Client and created a helper to read/upload wiki markdown
[SWC-1054] Add tests for uploading files/getting handles to/from Synapse
[SWC-1054] Add a test for the markdown helper
Merge branch 'develop' of https://github.com/Sage-Bionetworks/SynapseWebClient into SWC_1054
[SWC-1055] Add V2 Service methods to Synapse Client
Merge branch 'SWC_1054' into v2Wiki-release-22
Add file zip helper, and switch to using V2 Wiki model
Pull file logic into Synapse Client
Fix tests
Merge branch 'release-22' of https://github.com/Sage-Bionetworks/SynapseWebClient into v2Wiki-release22
Finish Synapse Client tests for new methods
Merge branch 'develop' of https://github.com/Sage-Bionetworks/SynapseWebClient into swc_v2Wiki
Initialize S3Client with proper settings and render wiki after upload/unzipping completes
Small changes
Merge branch 'develop' of https://github.com/Sage-Bionetworks/SynapseWebClient into swc_v2Wiki
Call V2 getWikiHeaders for the tree widget
Make sure "there's no content" label shows for empty wikis
Remove S3Client and use V2 methods that return files to unzip
Added methods that accept V1 wikis and uses the V2 services
Made Portal use new v2 service methods that take v1 wikis